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Rhaponticum scariosum
''Rhaponticum scariosum'', common name Giant Scabiosa, is a perennial herbaceous flowering plant of the genus ''Rhaponticum'', belonging to the Asteraceae family.
==Description==
The biological form of ''Rhaponticum scariosum'' is ''hemicryptophyte'' ''scapose'',〔Pignatti S. - Flora d'Italia – Edagricole – 1982. Vol. III, pag. 173〕 as its overwintering buds are situated just below the soil surface and the floral axis is more or less erect with a few leaves.
''Rhaponticum scariosum'' reaches on average in height.〔 The strong, thick, upright stem is leafy and hairy, woolly-tomentose and usually has only one inflorescence. The leaves are green, while its underside is white-tomentose,〔 with irregularly toothed edges. The basal leaves are heart-shaped and petiolated, about long, the upper leaves are smaller, lanceolate, about long.〔 The flower heads are pink to purple, spherical and very large (about in diameter).〔 The bracts are brownish and scarious. The flowering period extends from June to August.The flowers are hermaphroditic and are pollinated by insects. The fruits are brown achenes.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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